Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
déchéance
←
French
déchoir
(suffix)
←
French
ance
(suffix)
←
French
décadence
(doublet)
←
Latin
decadēns
(mention)
←
Latin
decadō
(mention)
←
Latin
de
(inherited)
←
Latin
cadō
(mention)
→
French
dèche
(clipping)
→
French
décadence
(doublet)